Markville                                                                                    CGC 1D1

Geography                                                 Geography of Canada

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Continental Drift PowerPoint Program              Name:________________________

 

 

1. Summarize Alfred Wegener’s continental drift hypothesis.

 

 

 

 

 

 

 

2. Note evidence that Wegener used to support his hypothesis:

 

• Fit of continents –

 

 

• Fossil evidence –

 

 

• Rock types and structures –

 

 

• Climate evidence –

 

 

 

 

3. Why was Wegener’s hypothesis rejected by the scientific community?

 

 

 

 

4. What new evidence was found to support Wegener’s hypothesis?

 

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5. How does the new theory of plate tectonics explain continental drift?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6. Make a sketch to show how divergent plate boundaries are formed.